The total elevation difference for this great outdoors trail is 2,132 feet which is an average number. This great outdoors trail goes through some very different elevations, so keep in mind that you may need to dress differently at different elevations. Keep in mind that this is a long great outdoors trail, so make sure you bring plenty of supplies. This walk should take you about 3.5 days, so make sure you've got all your overnight gear packed. Being 22.4 miles long; it's a long great outdoors trail. This great outdoors trail sometimes gets very dry, so do check for current fire restrictions before you go if you plan to bring a stove or make a camp fire. There is only one trailhead, so you're looking at an in and out trek.